63999872

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 132657120

約数和(自身を除く): 68657248

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 128, 248, 254, 496, 508, 992, 1016, 1984, 2032, 3937, 3968, 4064, 7874, 8128, 15748, 16129, 16256, 31496, 32258, 62992, 64516, 125984, 129032, 251968, 258064, 499999, 503936, 516128, 999998, 1032256, 1999996, 2064512, 3999992, 7999984, 15999968, 31999936, 63999872]

約数ペア:

[(1, 63999872), (2, 31999936), (4, 15999968), (8, 7999984), (16, 3999992), (31, 2064512), (32, 1999996), (62, 1032256), (64, 999998), (124, 516128), (127, 503936), (128, 499999), (248, 258064), (254, 251968), (496, 129032), (508, 125984), (992, 64516), (1016, 62992), (1984, 32258), (2032, 31496), (3937, 16256), (3968, 16129), (4064, 15748), (7874, 8128)]